Mumbai: Combined market capitalization (m-cap) of eight of the country's top-10 firms declined by Rs 21,660.16 crore on the BSE last week.

Reliance Industries and private lender HDFC Bank, however, bucked the trend and saw gains in valuations for the week ended September 9.
RIL saw an addition of Rs 6,460 crore to its market cap, which reached Rs 2,70,156 crore as on Friday's trade on the BSE. During September 2-9, the company's share price gained over two per cent.

The market value of HDFC Bank, too, surged Rs 464 crore to Rs 1,10,350 crore. In contrast, the remaining eight companies saw losses in their m-cap.

State-owned Coal India's market valuation dropped Rs 3,758.24 crore to Rs 2, 40,621.73 crore. Similarly, FMCG major ITC saw its m-cap dip Rs 3,971.63 crore to Rs 1, 53,486.37 crore.

IT companies, TCS and Infosys, together shed Rs 3,662.1 crore from their combined market cap. The M-cap of TCS stood at Rs 1, 98,841.73 crore, while that of Infosys was at Rs 1, 30,407.76 crore.

Telecom player Bharti Airtel's market value saw a dip of Rs 3,151.94 crore to Rs 1,52,033.71 crore.

Power producer NTPC's M-cap slipped by Rs 2,885.91 crore and that of country's top lender SBI, by Rs 2,476.46 crore.

NTPC's M-cap stood at Rs 1, 34,730.82 crore, while SBI's was at Rs 1, 24,134.2 crore.

State-run ONGC, too, lost Rs 1,753.88 crore and its valuation reached Rs 2, 24,025.24 crore.

The BSE benchmark Sensex rose by a mild 0.27 per cent to end the week at 16,866.97.